﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;


class changeThreeBits
{
    static void Main(string[] args)
    {
        int n = 71234567;
        int firstMasq = (0 << 23);
        int nAndFirstMasq = (n & firstMasq);
        int getBits = (nAndFirstMasq >> 2);
        int secondMasq = (getBits << 23);
        ushort a = 61;
        Console.WriteLine(Convert.ToString(a, 2).PadLeft(32, '0'));
    }
}

